Home / 51,202,979.60-76,815,528.60-15,304,816.40

Finding the Fourth Proportional to 51,202,979.60, 76,815,528.60 and 15,304,816.40

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Solution

The fourth proportional to 51,202,979.60, 76,815,528.60 and 15,304,816.40 is: 22,960,530.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,202,979.60 : 76,815,528.60 = 15,304,816.40 : x
  2. Step 2: Convert to fraction form
    51,202,979.60/76,815,528.60 = 15,304,816.40/x
  3. Step 3: Cross multiply
    51,202,979.60x = 76,815,528.60 × 15,304,816.40
  4. Step 4: Simplify right side
    51,202,979.60x = 1,175,647,561,891,949
  5. Step 5: Solve for x
    x = 1,175,647,561,891,949/51,202,979.60
  6. Step 6: Final answer
    x = 22,960,530.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.